81877103

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{20063}}^1$

素因数の和:20134

約数の個数: 16

約数和(自身を含む): 104011776

約数和(自身を除く): 22134673

約数列:

[1, 7, 11, 53, 77, 371, 583, 4081, 20063, 140441, 220693, 1063339, 1544851, 7443373, 11696729, 81877103]

約数ペア:

[(1, 81877103), (7, 11696729), (11, 7443373), (53, 1544851), (77, 1063339), (371, 220693), (583, 140441), (4081, 20063)]